/*
 * Copyright 2023 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkJpegGainmapEncoder_DEFINED
#define SkJpegGainmapEncoder_DEFINED

#include "include/encode/SkJpegEncoder.h"

class SkPixmap;
class SkWStream;
struct SkGainmapInfo;

class SK_API SkJpegGainmapEncoder {
public:
    /* *
     * Encode an UltraHDR image to |dst|.
     *
     * The base image is specified by |base|, and |baseOptions| controls the encoding behavior for
     * the base image.
     *
     * The gainmap image is specified by |gainmap|, and |gainmapOptions| controls the encoding
     * behavior for the gainmap image.
     *
     * The rendering behavior of the gainmap image is provided in |gainmapInfo|.
     *
     * If |baseOptions| or |gainmapOptions| specify XMP metadata, then that metadata will be
     * overwritten.
     *
     * Returns true on success.  Returns false on an invalid or unsupported |src|.
     */
    static bool EncodeHDRGM(SkWStream *dst, const SkPixmap &base, const SkJpegEncoder::Options &baseOptions,
        const SkPixmap &gainmap, const SkJpegEncoder::Options &gainmapOptions, const SkGainmapInfo &gainmapInfo);

    /* *
     * Write a Multi Picture Format containing the |imageCount| images specified by |images|.
     */
    static bool MakeMPF(SkWStream *dst, const SkData **images, size_t imageCount);
};

#endif
